1. Acid-Base Strength, Soil Acid-Base Reaction Directly Affects Plant Growth, And Soil Ph Testing Can Only Protect The Acid-Base Balance Of Your Soil At Any Time 2. Soil Moisture Measurement, Plant Growth Depends On Soil Moisture And Nutrients, This Instrument Can Measure Soil Moisture, And Can Control Soil Water Content At Any Time 3. Soil Ph Detector, Plug And Measure, Temperature Detection, Humidity Detection 4. It Is Easy To Deal With A Of Fields. It Is Used In The Detection Of Alkaline Soil Ph Detection In Flower Planting, The Ph Detection Of Acidic And Dry Soil, The Ph Detection Of Peat Soil, And The Ph Detection Of Soil. Widely Used In Soil Research In Fruit Nursery , Greenhouse Planting And Other . 5. Acid-Base Strength, Soil Acid-Base Reaction Directly Affects Plant Growth, And The Soil Ph Detector Can Keep Your Soil Acid-Base Balance At Any Time PH Value Measuring Range: 2.0PH~8.5PH PH Measurement Accuracy: 0.2PH PH Resolution: 0.01 PH Soil Temperature Measurement Range: -10C~60C Soil Temperature Measurement Accuracy: 1.5C Soil Temperature Resolution: 0.1C Soil Moisture Measurement Range: 1%Rh~84%Rh Soil Moisture Measurement Accuracy: 4%Rh Soil Moisture Resolution: 0.1%RH Working Temperature: -10C~60C Automatic Shutdown: Shutdown After 5 Minutes Without Operation High Precision Backlight: Lcd Backlight Display C/F Unit Switching: Yes Mode Selection: PH/Temperature/Humidity Three Measurement Modes Probe Length: 210mm Power Supply: 2*1.5V AAA Batteries Colour:yellow-black Material:ABS Size:6.5 x 26.3cm Package Contents: 1 x Soil PH Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.